mkdir -p failed for path /.config/matplotlib: [Errno 13] Permission denied: '/.config'
Matplotlib created a temporary cache directory at /tmp/matplotlib-_pn2v0sp because there was an issue with the default path (/.config/matplotlib); it is highly recommended to set the MPLCONFIGDIR environment variable to a writable directory, in particular to speed up the import of Matplotlib and to better support multiprocessing.
2026-06-03 06:29:19,697 - cnv_pipe.cnv_pipe.batch.agg - INFO - Aggregating data for sample NTC_0002_0001_A23MHW3LT4_2
2026-06-03 06:29:19,705 - cnv_pipe.cnv_pipe.batch.agg - INFO - Found 2659 clusters in clusters/
2026-06-03 06:31:06,253 - cnv_pipe.cnv_pipe.batch.agg - WARNING - No model data found for sample NTC_0002_0001_A23MHW3LT4_2 (sample was likely excluded from modeling due to low coverage / mask_samples_low)